82357040

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{269}}^1$

素因数の和:414

約数の個数: 80

約数和(自身を含む): 198871200

約数和(自身を除く): 116514160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 89, 172, 178, 215, 269, 344, 356, 430, 445, 538, 688, 712, 860, 890, 1076, 1345, 1424, 1720, 1780, 2152, 2690, 3440, 3560, 3827, 4304, 5380, 7120, 7654, 10760, 11567, 15308, 19135, 21520, 23134, 23941, 30616, 38270, 46268, 47882, 57835, 61232, 76540, 92536, 95764, 115670, 119705, 153080, 185072, 191528, 231340, 239410, 306160, 383056, 462680, 478820, 925360, 957640, 1029463, 1915280, 2058926, 4117852, 5147315, 8235704, 10294630, 16471408, 20589260, 41178520, 82357040]

約数ペア:

[(1, 82357040), (2, 41178520), (4, 20589260), (5, 16471408), (8, 10294630), (10, 8235704), (16, 5147315), (20, 4117852), (40, 2058926), (43, 1915280), (80, 1029463), (86, 957640), (89, 925360), (172, 478820), (178, 462680), (215, 383056), (269, 306160), (344, 239410), (356, 231340), (430, 191528), (445, 185072), (538, 153080), (688, 119705), (712, 115670), (860, 95764), (890, 92536), (1076, 76540), (1345, 61232), (1424, 57835), (1720, 47882), (1780, 46268), (2152, 38270), (2690, 30616), (3440, 23941), (3560, 23134), (3827, 21520), (4304, 19135), (5380, 15308), (7120, 11567), (7654, 10760)]